Sony HCD-FX300i AEP, Руководство по обслуживанию

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HCD-FX300i
HCD-FX300i
15
15
For Schematic Diagrams.
Note: •
All capacitors are in
—
F unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and tantalums.
•
All resistors are in
Ÿ
and 1/4 W or less unless otherwise
speci
fi ed.
•
f
: internal component.
•
C
: panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS
AND SCHEMA
TIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
•
A
: B+ Line.
•
V
oltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– CD Board –
no mark
: CD PLA
Y
– USB Board –
no mark
: USB
– Other Boards –
no mark
: TUNER
(FM)
[ ]
:
TUNER (AM)
( )
: CD PLA
Y
< >
: USB
{ }
: iPod
*
: Impossible to measure
•
V
oltages are taken with VOM (Input impedance 10 M
:
).
V
oltage variations may be noted due to normal production
tolerances.
•
W
aveforms are taken with a oscilloscope.
V
oltage variations may be noted due to normal production
tolerances.
•
Circled numbers refer to waveforms.
• Signal
path.
F
:
TUNER
(FM/AM)
J
: CD PLA
Y
d
:
USB
i
:
iPod
f
:
AUDIO
IN
• Abbreviation AUS
:
Australian
model
CND
: Canadian model
E2
: 120V
AC area in E model
E51
: Chilean and Peruvian models
KR
: Korean model
MX
: Mexican model
SP
: Singapore model
TH
:
Thai
model
TW
:
T
aiwan
model
For Printed W
iring Boards.
Note: •
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
W
: indicates side identi
fi
ed with part number
.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
•
Indication of transistor
.
C
B
These are omitted.
E
Q
Caution: Pattern face side: (SIDE B) Parts face side: (SIDE A)
Parts on the pattern face side seen from the pattern face are indicated. Parts on the parts face side seen from the parts face are indicated.
Note: The components identi- fi
ed by mark
0
or dotted
line with mark
0
are criti-
cal for safety
.
Replace only with part number speci
fi ed.
Note: Les composants identi
fi és
par une marque
0
sont
critiques pour la sécurité. Ne les remplacer que par une piéce portant le nu- méro spéci
fi é.
Caution: Pattern face side: (Conductor Side) Parts face side: (Component Side)
Parts on the pattern face side seen from the pattern face are indicated. Parts on the parts face side seen from the parts face are indicated.
• Abbreviation AUS
:
Australian
model
CND
: Canadian model
E2
: 120V
AC area in E model
E51
: Chilean and Peruvian models
KR
: Korean model
MX
: Mexican model
SP
: Singapore model
TH
:
Thai
model
TW
:
T
aiwan
model
•
Circuit Boards Location
BD73 board (US, CND, UK, SP
, TW
, KR, TH,
AUS)
BD73U board (AEP
, E2, E51, MX)
POWER-TR board
IP
board
REG board
P
ANEL
board
MAIN board
PT board (except E2, E51) PT
-SW board (E2, E51)
USB board (AEP
, E2, E51, MX)
• Abbreviation AUS
:
Australian
model
CND
: Canadian model
E2
: 120V
AC area in E model
E51
: Chilean and Peruvian models
KR
: Korean model
MX
: Mexican model
SP
: Singapore model
TH
:
Thai
model
TW
:
T
aiwan
model
Ve
r.
1
.2